CN104763259B - Door lock assembly and box-type electric appliance - Google Patents
Door lock assembly and box-type electric appliance Download PDFInfo
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- CN104763259B CN104763259B CN201510134302.2A CN201510134302A CN104763259B CN 104763259 B CN104763259 B CN 104763259B CN 201510134302 A CN201510134302 A CN 201510134302A CN 104763259 B CN104763259 B CN 104763259B
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- lockset
- lock assembly
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Abstract
The invention discloses a door lock assembly and a box-type electric appliance. The door lock assembly comprises a lockset (1) and a lock catch unit, wherein the lock catch unit comprises a lock body, a cam oscillating mechanism and a locking lever mechanism; a locking lever (5) is connected with the lock body by virtue of a rotating shaft (4), and two ends of the locking lever can rotate around the rotating shaft; and one end of the locking lever refers to a locking end (51) extending towards the lockset, and the other end of the locking lever is matched with a cam (2), so that the locking lever can be locked or unlocked with the lockset under oscillation of the cam. The door lock assembly also comprises a trigger mechanism, wherein one end of a top pressing rod (10) and the locking end extend out in the same direction and can be contacted with the lockset, and the other end of the top pressing rod can push a micro switch (12) to be electrically connected with an induced circuit board (13) so as to generate a trigger signal. The door lock assembly disclosed by the invention is simple and compact in structure and attractive in appearance, the box-type electric appliance adopting the door lock assembly can acquire the trigger signal, and after the box door is closed and locked, the other operating modes are operated, and the safety operation reliability is improved.
Description
Technical field
The invention belongs to household appliance technical field, in particular it relates to a kind of casing electrical equipment and the door lock for this casing electrical equipment.
Background technology
Embedded big oven with high-temperature self-cleaning function, before running high-temperature self-cleaning function, needs to utilize door lock
Baking box is carried out with lock and fixes (referred to as " locking "), in order to avoid when baking box runs up to such as 450 DEG C of high-temperature self-cleaning function
Open by mistake fire door, thus leading to scald etc. to occur.Likewise, for the refrigerator that refrigeration performance is strong, cryogenic temperature is very low, in ultimate attainment system
Also it is necessary door of refrigerator locking when cold, in order to avoid causing frostbite etc. unexpected.In prior art, the door lock one of casing electric equipment
As automatically controlled by control program, the complex exquisiteness of usual structure, cost intensive, and making in Long-Time Service or because incorrect
After leading to door lock to lose efficacy, control program is also difficult to perceive the unreliability of now chamber door locking, thus leading to running example
Larger insecurity risk is implied when high-temperature self-cleaning function described above or ultimate attainment refrigerating function.
Therefore, it is necessary to design a kind of simple and reliable door latch structure of structure, it is more particularly suitable for only confirming case
Door can run the door lock of the casing electrical equipment of other functional modes in the case of closing.
Content of the invention
It is an object of the invention to provide a kind of door lock assembly and the casing electrical equipment with this door lock assembly, this door lock assembly
Structure is simple, low cost and reliable, the security reliability of the casing electrical equipment using this door lock assembly can be improved.
For reaching above-mentioned purpose, according to an aspect of the invention, it is provided a kind of door lock assembly, this door lock assembly includes
Lockset and lock catch unit, this lock catch unit includes:
Lock body；
Cam swing gear；
Sealed leverage, including rotary shaft and sealed lever, this sealed lever is connected to lock body and two by rotary shaft
End can rotate around this rotary shaft, and one end of sealed lever is the lock end, the other end and the cam engagement that stretch out towards lockset,
So that lock end can be driven under the swing effect of cam to produce reciprocal sealed stroke, thus forming locking with lockset or solving
Lock.
Preferably, sealed leverage also includes the guide positioning pin being arranged on lock body, and this guide positioning pin is towards lock
Close lever to extend along sealed stroke, sealed lever is provided with pin-and-hole, guide-localization between the part between lock end and rotary shaft
Pin is inserted correspondingly in pin-and-hole.
Preferably, sealed leverage also includes the lever back-moving spring being set on guide positioning pin, and this lever resets
The two ends resilient abutment of spring is between lock body and sealed lever.
Preferably, form magnetic between the abutting end of close cam of sealed lever and this cam to attract.
Preferably, lock body includes the first housing detachably coordinating and the second housing, this first housing and the second housing it
Between be formed with closure inner chamber for installing cam, rotary shaft and sealed lever, lock end is stretched out from closure inner chamber, and the
One housing and/or the second housing are provided with connecting hole.
Especially, this door lock assembly also includes trigger mechanism, and this trigger mechanism includes compression bar, microswitch and the line of induction
Road plate, one end of compression bar with lock end stretch out in the same direction and can contact with lockset, under the pressing of this lockset, compression bar another
One end promotes microswitch electrical connection inductive circuit board to produce trigger.
Preferably, trigger mechanism also include for resist lockset press so that compression bar reset top pressure back-moving spring,
This top pressure back-moving spring elasticity is pressed against between compression bar and lock body.
Preferably, form magnetic between the external part of compression bar and lockset to attract.
According to another aspect of the present invention, additionally provide a kind of casing electrical equipment, including casing, chamber door and according to the present invention
Door lock assembly, one of the lockset in this door lock assembly and lock catch unit be arranged on chamber door, and another one position is relatively
It is arranged in casing；
Wherein, casing electrical equipment also includes controller, whole electromechanics source plate and is used for operating and show locking or released state
Operating display, this operating display by controller control whole electromechanics source plate, controller receive trigger and according to should
Trigger controls cam swings to produce locking or to unlock.
Preferably, this casing electrical equipment is baking box or refrigerator.
Compared to prior art, the door lock assembly of the present invention adopts mechanical door lock structure, its structure and operation logic letter
Single, manually or Motor drive cam swings, the sealed lever of cam driven of swing produces reciprocal sealed stroke, thus locking
End of thread can form reliably mechanical locking or the unblock being well on lockset.Many door lock components may be housed in outside lock body
To constitute independent lock catch unit in shell, its compact conformation, profile are graceful.Additionally, being also directed to according to the door lock assembly of the present invention
Property devises for detecting the trigger mechanism whether chamber door closes, and this trigger mechanism avoids automatically controlled or induction mode potential mistake
Effect defect；Trigger mechanism employs mechanical structure, and when chamber door is closed and put in place, chamber door touches compression bar, and then promotes fine motion
Switch electrical connection sensor circuit plate, sends trigger to whole machine controller, after obtaining trigger, controller can start motor
Driving cam, makes door lock assembly work, locking chamber door；After confirming that chamber door is closed and locked, other work accordingly of reruning
Pattern, drastically increases the safe operation reliability of electric equipment.
Other features and advantages of the present invention will be described in detail in subsequent specific embodiment part.
Brief description
The accompanying drawing constituting the part of the present invention is used for providing a further understanding of the present invention, the schematic reality of the present invention
Apply example and its illustrate, for explaining the present invention, not constituting inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is the stereogram of the casing electrical equipment according to the preferred embodiment of the present invention, and in figure amplification shows that chamber door is
By the lockset under closure state and buckle structure；
Fig. 2 is the three-dimensional cutaway view according to the lock catch unit in the door lock assembly of the preferred embodiment of the present invention, in figure
Eliminate the header field of lock body, illustrate sealed leverage and cam swing gear in lock catch unit；
Fig. 3 is the cutting plane front view in Fig. 2；
Fig. 4 is that second half of the lock catch unit corresponding with the three-dimensional half sectional view shown in Fig. 2 cuts open the three-dimensional view of part,
Illustrate outer lock body and the motor of lock catch unit；
Fig. 5 is to be similar to from Fig. 3 but the different cutting plane front view of cutting plane is it is illustrated that the trigger mechanism of lock catch unit；With
And
Fig. 6 is the top view of lock catch unit.
Description of reference numerals:
1 lockset 2 cam
3 motor 4 rotary shaft
5 sealed lever 6 lever back-moving springs
7 first housing 8 second housing
9 connecting hole 10 compression bar
11 top pressure back-moving spring 12 microswitch
13 inductive circuit board 14 line bank
51 lock end 52 abutting ends
100 casing 200 chamber door
Specific embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in detail.It should be appreciated that this place is retouched
The specific embodiment stated is merely to illustrate and explains the present invention, is not limited to the present invention.
In the present invention, in the case of illustrating on the contrary, the noun of locality of use such as " upper and lower, top, bottom " typically pin
For direction shown in the drawings, or for vertically, on vertical or gravity direction for, or dependency structure sets
Standby each part mutual alignment relationship description word under normal operating condition；Similarly, for ease of understanding and describing, " interior,
Refer to inside and outside with respect to each part profile of itself outward ", but the above-mentioned noun of locality is not limited to the present invention.
As shown in Figures 1 to 6, the invention provides a kind of door lock assembly, this door lock assembly includes lockset 1 and lock is single
Unit, this lock catch unit includes lock body, cam swing gear and sealed leverage, and cam swing gear includes making cam swings
Cam 2；Sealed leverage includes rotary shaft 4 and sealed lever 5, this sealed lever 5 by rotary shaft 4 be connected to lock body and
Two ends can rotate around this rotary shaft 4, and one end of sealed lever 5 is the lock end 51 stretched out towards lockset 1, the other end with convex
Wheel 2 cooperation so that cam 2 swing effect under can drive lock end 51 produce reciprocal sealed stroke, thus with lockset 1
Form locking or unlock.
When this door lock assembly runs it is only necessary to manual actuation or by other actuating units (in such as present embodiment
Motor 3) driving cam 2 swings, and swinging of cam 2 makes the abutting end 52 of the sealed lever 5 being located at cam 2 top also follow
Lower swing, the two ends due to sealed lever 5 rotate around rotary shaft 4, thus the lock end 51 of sealed lever 5 is also formed for putting
Dynamic, i.e. reciprocal sealed stroke.Whole door lock assembly includes lockset 1 independent of each other and lock catch unit, and lock catch unit has a style of one's own,
Building block is few, and structure is simple, compact, with low cost, and the reliability of mechanical lock fixed structure is high.When being driven using motor 3,
Can automatically be locked in conjunction with the electric-control system of the electric equipment applied or be unlocked, be improved latch fitting on the premise of high reliability
The automaticity run.
Wherein, sealed leverage preferably includes the guide positioning pin being arranged on lock body, this guide positioning pin court
Extend to sealed lever 5 along sealed stroke, as shown in Fig. 2 the bottom that this guide positioning pin is arranged on lock body extends straight up.
Meanwhile, (the lever back-moving spring 6 of in figure holds sealed lever 5 to be provided with pin-and-hole between the part between lock end 51 and rotary shaft 4
Na Chu), guide positioning pin is inserted correspondingly in pin-and-hole.By positioning and the guiding of guide positioning pin, cam 2 can drive sealed thick stick
Bar 5 stable oscillation, and make the swinging track at lock end 51 constitute the back and forth sealed stroke determining, can swimmingly insert in Fig. 1
Form locking in shown lockset 1, or smoothly exit from lockset 1, thus unlocking.After setting guide positioning pin, can be
Sheathed lever back-moving spring 6 on guide positioning pin, as shown in Figure 2 or Figure 3.This lever back-moving spring 6 is contained in sealed lever 5
In pin-and-hole and two ends resilient abutment is between lock body and sealed lever 5.Fig. 3 is visible, when the cam 2 swinging along counterclockwise arrow to
So that lock end 51 forms the downward locking stroke along clockwise arrow, lever back-moving spring 6 simultaneously during upper top pressure abutting end 52
Compressed by the pressure shown in arrow straight down.When cam 2 no longer applies upwards thrust to abutting end 52, then lever
Back-moving spring 6 elastic reset, can promote to latch the unblock stroke that end 51 completes lifting upwards.
Selectively, as shown in figure 3, when cam 2 be rocked to not to sealed lever 5 apply upward pressure when, for facilitating lock
Close the reset upwards at the lock end 51 of lever 5, the part of the close cam 2 of abutting end 52 can form magnetic and this cam 2 between
Attract.For example, one of contact portion of cam 2 and abutting end 52 is magnetic material, and another one is adsorbable such as iron
Material, or both at magnetic material.When cam 2 does not press to sealed lever 5, magnetic attraction can promote abutting end 52 to begin
Adsorb eventually on cam 2, thus latch end 51 automatically resetting upwards.
Above describe the structure in lock catch unit and operation principle.Compact conformation, outward appearance for making lock catch unit are excellent
U.S., as shown in figure 4, the lock body of lock catch unit may include the first housing 7 and second housing 8 of detachable cooperation, this first housing 7
It is formed with for pacifying between (i.e. bottom in Fig. 4 and sidepiece housing) and the second housing 8 (i.e. top cover housing in Fig. 4 or Fig. 6)
The closure inner chamber of dress cam 2, rotary shaft 4 and sealed lever 5, lock end 51 is stretched out from closure inner chamber.It can be seen that, lock catch unit
Surrounding housings close, elongated shape.The drive shaft of cam 2 may be installed on the sidepiece housing of lock body and therefrom passes, and drives
The motor 3 of this cam 2 can be respectively mounted on the side wall of lock catch unit.In addition, for ease of lock catch unit be installed to casing or
On chamber door, the first housing 7 and/or the second housing 8 also can be provided with connecting hole 9, as shown in Figure 6.
Manufacture in material selection and part, act primarily as the first housing 7 that support supports and covering acts on and second shell
Body 8 is preferably cast aluminium or working of plastics, and its indoor design has the mounting structures such as corresponding connecting hole, alignment pin and installation base,
So that remaining parts is mounted on closing in inner chamber.The sealed lever 5 implementing lock function adopts the higher casting of intensity
Aluminum component, for improving structural strength further, also can coat outside lock end 51 or form the armature bed of material by other techniques, with
Improve locking reliability and durability.Lockset 1 can be selected for working of plastics or aluminum casting, is formed with and inserting of latching that end 51 mates
Groove, for realizing the limitation locking latching in the locked state.Cam 2 and rotary shaft 4 may also be employed aluminum casting or working of plastics.Turn
The two ends of moving axis 4 can be rotated to support on the both sides side wall of lock body, so that sealed lever 5 can be rotated around rotary shaft 4.With existing
Technology is compared, and the parts of the door latch structure of the present invention are less, and structure is simple and reliable, is easy to load and unload, material selects suitable, greatly
Big saving assembly cost.
Additionally, for ease of confirming chamber door closing, and then after locking, make electric equipment run other mode of operations accordingly again,
Improve security performance during electrical work, this lock catch unit may also preferably include trigger mechanism.Referring to Fig. 2 or Fig. 5, this triggering
Mechanism includes compression bar 10, microswitch 12 and inductive circuit board 13, and one end of compression bar 10 is stretched out simultaneously in the same direction with lock end 51
Can contact with lockset 1, under the pressing of this lockset 1, the other end of compression bar 10 promotes the microswitch 12 electrical connection line of induction
Road plate 13 is to produce trigger.Wherein, compression bar 10 can adopt aluminum casting or working of plastics, primarily serves top pressure transmitting forces
Effect, microswitch 12 and inductive circuit board 13 primarily serve the effect of transmission signal., therein taking the baking box of Fig. 1 as a example
When fire door (or claiming " chamber door 200 ") is closed, the lockset 1 installed thereon can take the lead in contacting the compression bar 10 being arranged on casing 100,
Continuation with chamber door 200 is closed, and by compression bar 10 pushing tow from right to left shown in Fig. 5, and then makes microswitch 12 towards sense
Wiring board 13 is answered to advance, microswitch 12 is formed with inductive circuit board 13 when electrically connecting, and sends trigger.So, by machine
Tool formula is touched and is sent with signal, can confirm that chamber door is closed according to the trigger of collection, thus door lock assembly can be manipulated further
Chamber door 200 is locked, safely and reliably carries out other mode of operations, the high-temperature self-cleaning work of such as baking box after locking again
Operation mode etc..
Likewise, when chamber door 200 is opened, that is, under released state, the compression bar 10 shown in Fig. 5 need to reset from left to right.
For this reason, the trigger mechanism shown in Fig. 2 and Fig. 5 further comprises for resist lockset 1 press so that compression bar 10 reset top pressure
Back-moving spring 11, this top pressure back-moving spring 11 elasticity is pressed against between compression bar 10 and lock body.Specifically, can shape on compression bar 10
Become to have annular step, the bottom of lock body can be formed with fixing installation base, and compression bar 10 passes through from installation base, top pressure
, on annular step, other end pressure-bearing is on installation base for one end pressure-bearing of back-moving spring 11.In the same manner, magnetic may also be employed multiple
The other embodiments such as position, for example, pass through to select suitable material so that shape all the time between the external part of compression bar 10 and lockset 1
Magnetic is become to attract.
Above-mentioned door lock assembly can be applicable to including in the casing electrical equipment of casing 100 and chamber door 200, and the baking box of such as Fig. 1 is
Example, one of the lockset 1 in door lock assembly and lock catch unit may be installed on chamber door 200, and another one then relatively pacify by position
It is contained in casing 100；Wherein, casing electrical equipment also includes controller, whole electromechanics source plate and for operation and display locking or solves
The operating display of lock status.Operating personnel can carry out control operation on operating display, and this operating display passes through to control
Device (or control program) controls whole electromechanics source plate, controls the power supply supply of each functional module by whole electromechanics source plate, to complete example
As locking or unlocking function or other mode of operation of door lock assembly, such as high-temperature self-cleaning function of baking box etc..
Wherein, after controller receives the trigger of inductive circuit board 13, can be entered according to this trigger controlled motor 3
And controlling cam 2 to be swung, precise control swaying direction, amplitude of fluctuation, to switch to lock-out state or released state.Separately
Outward, as shown in Figure 4 and Figure 6, at the top cover of lock body or other positions also can arrange line bank 14, line bank 14 adopt working of plastics and
Electricity belongs to terminal, primarily serves the effect connecting whole electromechanics source plate and operating display.Electric rotating machine 3 can be by wire harness and whole electromechanics
Source plate connects.
So, in the baking box of Fig. 1, after fire door (i.e. chamber door 200) is closed, trigger mechanism sends trigger, controls
Device receives this trigger, points out chamber door to close, operating personnel can carry out next step operation by operating display.And if only if
After controller receives trigger, door lock assembly can be started, carry out chamber door lock operation.Further, and if only if chamber door
After lock into place, that is, under lock-out state, operating personnel can carry out follow-up other operations, such as high temperature by operating display
Automatically cleaning operates.Thus solve the problems, such as that the fire door that oven is carried out during high-temperature self-cleaning is opened by mistake, greatly improves well
The work safety of casing electrical equipment.
Below only elaborate the application of the door lock assembly according to the present invention, those skilled in the art can manage taking baking box as a example
Solution, this door lock assembly also apply be applicable in the other casing electrical equipment have chamber door, such as refrigerator etc..
Describe the preferred embodiment of the present invention above in association with accompanying drawing in detail, but, the present invention is not limited to above-mentioned reality
Apply the detail in mode, in the range of the technology design of the present invention, multiple letters can be carried out to technical scheme
Monotropic type, for example, substituted the cam swings function of realizing cam swing gear, or adopt electric controller by multi-connecting-rod mechanism
Obtaining the closing trigger of chamber door, these simple variant are it is clear that equal structure for part or inductor mode substitute trigger mechanism
Become the equivalents of the present invention, thus belong to protection scope of the present invention.
It is further to note that each particular technique feature described in above-mentioned specific embodiment, in not lance
In the case of shield, can be combined by any suitable means, in order to avoid unnecessary repetition, the present invention to various can
The combination of energy no longer separately illustrates.
Additionally, can also be combined between the various different embodiment of the present invention, as long as it is without prejudice to this
The thought of invention, it equally should be considered as content disclosed in this invention.
Claims (9)
1. it is characterised in that this door lock assembly includes lockset (1) and lock catch unit, this lock catch unit includes door lock assembly:
Lock body；
Cam swing gear；And
Sealed leverage, this sealed leverage includes rotary shaft (4) and sealed lever (5), and this sealed lever (5) passes through institute
State that rotary shaft (4) is connected to described lock body and two ends can rotate around this rotary shaft (4), one end of described sealed lever (5)
It is the lock end (51) stretched out towards described lockset (1), the other end is coordinated with the cam (2) in described cam swing gear, makes
Described cam (2) the lower sealed stroke that described lock end (51) generation can be driven reciprocal of swing effect, thus with institute
State lockset (1) to form locking or unlock,
Wherein, described lock catch unit also includes trigger mechanism, and this trigger mechanism includes compression bar (10), microswitch (12) and sense
Answer wiring board (13), one end of described compression bar (10) and described lock end (51) are stretched out in the same direction and can be with described lockset (1)
Contact, under the pressing of this lockset (1), the other end of described compression bar (10) promotes described microswitch (12) electrical connection described
Inductive circuit board (13) is to produce trigger.
2. door lock assembly according to claim 1 it is characterised in that described sealed leverage also include being arranged on described
Guide positioning pin on lock body, this guide positioning pin extends towards described sealed lever (5) along described sealed stroke, described sealed
On lever (5), the part between described lock end (51) and described rotary shaft (4) is provided with pin-and-hole, described guide positioning pin pair
Should insert in described pin-and-hole on ground.
3. door lock assembly according to claim 2 it is characterised in that described sealed leverage also include being set in described
Lever back-moving spring (6) on guide positioning pin, the two ends resilient abutment of this lever back-moving spring (6) described lock body with described
Between sealed lever (5).
4. door lock assembly according to claim 1 is it is characterised in that the close described cam (2) of described sealed lever (5)
Abutting end (52) and this cam (2) between formed magnetic attract.
5. door lock assembly according to claim 1 is it is characterised in that described lock body includes the first housing detachably coordinating
(7) and the second housing (8), is formed between this first housing (7) and second housing (8) for installing described cam (2), rotating
Axle (4) and the closure inner chamber of sealed lever (5), described lock end (51) is stretched out from described closure inner chamber, and described first
Housing (7) and/or the second housing (8) are provided with connecting hole (9).
6. door lock assembly according to claim 1 is it is characterised in that described trigger mechanism is also included for resisting described lock
Tool (1) press so that the top pressure back-moving spring (11) that resets of described compression bar (10), this top pressure back-moving spring (11) elasticity pressure
Lean against between described compression bar (10) and described lock body.
7. door lock assembly according to claim 1 is it is characterised in that the external part of described compression bar (10) and described lockset
(1) form magnetic between to attract.
8. casing electrical equipment, including casing (100) and chamber door (200) it is characterised in that described casing electrical equipment is also included according to right
Require the door lock assembly described in any one, in described lockset (1) and described lock catch unit in this door lock assembly in 1-7
Person is arranged on described chamber door (200), and another one position is relatively arranged in described casing (100)；
Wherein, described casing electrical equipment also includes controller, whole electromechanics source plate and is used for operating and show described locking or unlocks
The operating display of state, this operating display passes through described controller and controls described whole electromechanics source plate, and described controller receives
Described trigger simultaneously controls described cam (2) to swing to form locking or to unlock according to this trigger.
9. casing electrical equipment according to claim 8 is it is characterised in that described casing electrical equipment is baking box or refrigerator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510134302.2A CN104763259B (en) | 2015-03-25 | 2015-03-25 | Door lock assembly and box-type electric appliance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510134302.2A CN104763259B (en) | 2015-03-25 | 2015-03-25 | Door lock assembly and box-type electric appliance |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104763259A CN104763259A (en) | 2015-07-08 |
| CN104763259B true CN104763259B (en) | 2017-01-25 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510134302.2A Active CN104763259B (en) | 2015-03-25 | 2015-03-25 | Door lock assembly and box-type electric appliance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104763259B (en) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018003170A1 (en) * | 2016-07-01 | 2018-01-04 | シャープ株式会社 | Beverage supply device and door structure |
| CN107339021A (en) * | 2017-04-20 | 2017-11-10 | 宁波方太厨具有限公司 | A kind of door lock |
| CN107514186A (en) * | 2017-10-15 | 2017-12-26 | 佛山市锐毅马达制造有限公司 | A kind of automatic door lock |
| CN108665589B (en) * | 2018-04-26 | 2020-05-22 | 江苏凯帝商业设施有限公司 | Control method of automatic scanning unlocking device |
| CN109008878B (en) * | 2018-08-29 | 2021-04-06 | 瀚乐电子机械（南京）有限公司 | Door lock for electric appliance |
| CN109209042A (en) * | 2018-09-28 | 2019-01-15 | 佛山市锐毅马达制造有限公司 | Motor switch door lock |
| CN109653605B (en) * | 2019-01-11 | 2024-05-31 | 深圳市睿联通信技术有限公司 | Locking device and leasing equipment |
| CN111502422B (en) * | 2020-04-22 | 2022-02-18 | 广东美的厨房电器制造有限公司 | Lockset and household appliance |
| CN112493877A (en) * | 2020-12-19 | 2021-03-16 | 重庆琨晟食品有限公司 | Sesame cake production that heats is even uses cake oven |
| CN112656200B (en) * | 2020-12-31 | 2022-04-05 | 广东美的厨房电器制造有限公司 | Cooking utensil |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7036853B2 (en) * | 2003-12-08 | 2006-05-02 | Emerson Electric Co. | Motorized oven lock for sealing oven door |
| CN2703842Y (en) * | 2004-05-14 | 2005-06-08 | 郭小明 | Pressing-type window-pulling lock |
| CN201137392Y (en) * | 2007-12-19 | 2008-10-22 | 方大集团股份有限公司 | Signal triggering device |
| CN202660851U (en) * | 2012-05-09 | 2013-01-09 | 合肥美的荣事达电冰箱有限公司 | Touch control device for refrigerator and refrigerator with same |
| CN104405208B (en) * | 2014-12-02 | 2016-08-24 | 江苏凯德电控科技有限公司 | A kind of auto-unlocking device |
| CN204691496U (en) * | 2015-03-25 | 2015-10-07 | 广东美的厨房电器制造有限公司 | Door lock assembly and casing electrical equipment |
-
2015
- 2015-03-25 CN CN201510134302.2A patent/CN104763259B/en active Active
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| Publication number | Publication date |
|---|---|
| CN104763259A (en) | 2015-07-08 |
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